Finding the Fourth Proportional to 115,756,204.14, 159,737,695.41 and 68,715,288.50
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Solution
The fourth proportional to 115,756,204.14, 159,737,695.41 and 68,715,288.50 is: 94,823,615.77
Step by Step Solution
- Step 1: Write the proportion equation
115,756,204.14 : 159,737,695.41 = 68,715,288.50 : x - Step 2: Convert to fraction form
115,756,204.14/159,737,695.41 = 68,715,288.50/x - Step 3: Cross multiply
115,756,204.14x = 159,737,695.41 × 68,715,288.50 - Step 4: Simplify right side
115,756,204.14x = 10,976,421,823,882,270 - Step 5: Solve for x
x = 10,976,421,823,882,270/115,756,204.14 - Step 6: Final answer
x = 94,823,615.77
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.